Dr. Nathaniel D. Evans, DO
- Medicare services, 2023
- 35
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 59
- Hospital affiliations
- 1
- Industry payments
- $272
- Practice address
- 200 West Hospital Drive (PO Box 860), Whiteriver, AZ 85941
- Practice phone
- Call (928) 338-4911
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Evans' professional email, personal email and mobile number
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Dr. Nathaniel D. Evans is an OB-GYN in Whiteriver, Arizona
Dr. Evans practices at Whiteriver Indian Hospital in Whiteriver, Arizona, part of U.S. Department of Health and Human Services.
Dr. Evans' NPI, 1104054378, was assigned on June 26, 2009. Dr. Evans holds Arizona license 6079.
- NPI
- 1104054378NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284873134
- NPI enumeration date
- June 26, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 338-4911
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathaniel D. Evans practices at 2 locations in Whiteriver, Arizona
Dr. Evans' primary practice is Whiteriver Indian Hospital, at 200 West Hospital Drive (PO Box 860), Whiteriver, AZ 85941 in Navajo County. The practice phone is (928) 338-4911. Dr. Evans also practices at Whiteriver PHS Indian Hospital, 102 W Hospital Dr, Whiteriver, AZ 85941.
- Whiteriver Indian HospitalPrimary200 West Hospital Drive (PO Box 860), Whiteriver, AZ 85941 · Navajo CountyPhone(928) 338-4911
- Whiteriver PHS Indian Hospital102 W Hospital Dr, Whiteriver, AZ 85941 · Navajo CountyPhone(928) 338-4911
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Nathaniel D. Evans is affiliated with 3 sites of care and 2 medical groups
Dr. Evans' primary practice is Whiteriver Indian Hospital in Whiteriver, Arizona, part of U.S. Department of Health and Human Services. The medical group on file is Whiteriver Indian Hospital. Dmand AI also links Dr. Evans to 1 more therapy and rehab clinic, 1 rural health clinic and 1 medical group, each named with a free account. Dr. Evans' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathaniel D. Evans' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Evans practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Whiteriver Indian Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathaniel D. Evans is one of 654 OB-GYNs in Arizona
Obstetrics and gynecology is Dr. Evans' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Evans is licensed in Arizona.
Specialties and state licenses
- Obstetrics and gynecology, ArizonaPrimary
OB-GYNs near Dr. Evans
Counts of OB-GYNs with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Nathaniel D. Evans billed Medicare for 35 services in 2023
CMS data shows 35 Medicare services from Dr. Evans across 2 procedure codes in 2023, all of them office visits, for 12 Medicare patients. Medicare paid $2,307 for them. Every service was in an office.
Dr. Evans' Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 242023: 3546%
Dr. Evans compared with the Arizona median for OB-GYNs, 2023
- Dr. Evans
- Arizona median
- Medicare services
- 35vs 4522% below
- Medicare patients
- 12vs 4070% below
- Part D claims
- 30vs 2615% above
Medians across 532 OB-GYNs in Arizona with Dmand AI profiles that report each measure.
Dr. Evans' most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Evans?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Evans and other OB-GYNs in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathaniel D. Evans treated 12 Medicare patients in 2024, average age 72
CMS counts 12 Medicare patients who saw Dr. Evans in 2024. Their average risk score is 0.65, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Evans' median patient age at 38, with 93% women.
Dr. Evans' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women93%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathaniel D. Evans wrote 59 Medicare Part D claims in 2024
In 2024, Dr. Evans wrote 59 Medicare Part D claims for 22 patients. 64% of them were for generic drugs. CMS names the drug for 30 of them, across 2 drugs with 11 or more claims each, at $598 in total drug cost. In 2020, CMS named 12 claims across 1 drug.
Dr. Evans' Part D claims by kind of drug, 2024
- Generic38 claims64%
- Brand-name21 claims36%
Dr. Evans' most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2023
- 2020
- 2023
- Claims for drugs CMS names
- 2020: 122023: 30150%
Drugs named by CMS: 2 in 2023, 1 in 2020.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Nathaniel D. Evans takes part in Medicare
Dr. Evans accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Nathaniel D. Evans received $272 in industry payments from 2017 to 2025
CMS Open Payments shows 15 general payments to Dr. Evans from 10 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Organon LLC paid the most, $54.
General payments to Dr. Evans by program year, 2017 to 2025
Companies that paid Dr. Evans the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nathaniel D. Evans's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Nathaniel D. Evans
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Nathaniel D. Evans' NPI number?
Dr. Nathaniel D. Evans' NPI number is 1104054378. It was assigned on June 26, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathaniel D. Evans?
Dr. Nathaniel D. Evans is an OB-GYN in Whiteriver, Arizona. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Nathaniel D. Evans practice?
Dr. Evans practices at 200 West Hospital Drive (PO Box 860), Whiteriver, AZ 85941. Dr. Evans also practices at 102 W Hospital Dr, Whiteriver, AZ 85941. Dr. Evans' primary practice is Whiteriver Indian Hospital in Whiteriver, Arizona, part of U.S. Department of Health and Human Services. Dmand AI also links Dr. Evans to 1 therapy and rehab clinic, 1 rural health clinic and 1 medical group.
What is Dr. Nathaniel D. Evans' office phone number?
The practice phone on file for Dr. Evans is (928) 338-4911.
What is Dr. Nathaniel D. Evans' medical license number?
Dr. Evans holds Arizona license 6079.
Which hospitals is Dr. Nathaniel D. Evans affiliated with?
Dr. Evans practices at Whiteriver Indian Hospital in Whiteriver, Arizona.
What medical group is Dr. Nathaniel D. Evans part of?
Dr. Evans is linked to Whiteriver Indian Hospital. Dmand AI links Dr. Evans to 1 more medical group.
Does Dr. Nathaniel D. Evans accept Medicare?
Yes. CMS data shows Dr. Evans billed Medicare for 35 services in 2023, and Dr. Evans accepts Medicare assignment.
How many Medicare patients does Dr. Nathaniel D. Evans see?
CMS counts 12 Medicare patients who saw Dr. Evans in 2024, with an average age of 72.
What services does Dr. Nathaniel D. Evans bill to Medicare?
In 2023, Dr. Evans' most billed Medicare services were office visit, established patient (99213) and office visit, new patient (99203).
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What drugs does Dr. Nathaniel D. Evans prescribe most?
In 2023 Medicare Part D data, Dr. Evans' most prescribed drugs by claims were Estradiol and Clobetasol Propionate.
Has Dr. Nathaniel D. Evans received payments from drug or device companies?
CMS Open Payments shows $272 in general payments to Dr. Evans from 10 companies from 2017 to 2025. The largest total came from Organon LLC.
How long has Dr. Nathaniel D. Evans been practicing?
Dr. Evans graduated from medical school in 2009, 17 years ago.
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